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Published on: November 16, 2017
Hemispheric disparity theory: a dual-system framework for consciousness.
Mohammad Wafa1,2,3
1Neuroscience and Trauma, Queen Mary University of London, London, United Kingdom.
Frontiers in Psychology
|June 15, 2026
Summary
Conscious experience arises from the interplay between the left hemisphere (order, abstraction) and the right hemisphere (context, coherence), not a unified agent. This hemispheric disparity model explains cumulative concept development in the conscious mind.
Area of Science:
- Neuroscience
- Cognitive Science
- Philosophy of Mind
Background:
- Consciousness is often viewed as a unified experience.
- The distinct specializations of the left and right cerebral hemispheres are well-documented.
- Existing models may not fully capture the dynamic interplay underlying conscious experience.
Purpose of the Study:
- To introduce the Hemispheric Disparity Theory of consciousness.
- To explain how conscious experience emerges from the interaction of distinct hemispheric functions.
- To propose a model for cumulative concept development driven by hemispheric asymmetry.
Main Methods:
- Synthesizing evidence from neuropsychological and neuroimaging studies.
- Developing a theoretical model based on hemispheric specialization.
- Illustrating the model's principles using simple mathematical concepts.
Main Results:
- Conscious experience arises from the dynamic interplay between left-hemisphere (order, abstraction) and right-hemisphere (context, coherence) processing.
- Information processing exhibits asymmetry originating at lower cortical levels.
- The model explains cumulative concept development unique to the conscious mind.
Conclusions:
- The Hemispheric Disparity Theory offers a novel framework for understanding consciousness.
- The model has implications for clinical applications, philosophy, and artificial learning.
- Further research can explore the clinical and computational extensions of this theory.
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